Code:

struct ContentView: View {
    @State private var isVisible = false
    @State private var username = ""
    @State private var password = ""
    
    var body: some View {
        NavigationView {
            Form {
                Toggle(isOn: $isVisible.animation()) {
                    if isVisible {
                        Text("Hide Form")
                    } else {
                        Text("Show Form")
                    }
                }
                
                if isVisible {
                    Section(header: Text("Please enter your information")) {
                        TextField("Username", text: $username)
                        SecureField("Password", text: $password)
                    }
                }
            }
        }
        .navigationBarTitle(Text("User info"))
    }
}

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